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DISASSEMBLE AND ASSEMBLE FLOW REGULATOR VALVE - Continued
DISASSEMBLE AND ASSEMBLE FLOW REGULATOR VALVE - Continued

Maintenance Manual For Hydraulic Excavator 230Lcr And 230Lcrd With Rock Drill 2
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TM 5-3805-280-24-2
Hydraulic System
CAUTION: The approximate weight of control
valve is 240 kg (530 lb).
Control Valve--Specification
Weight............................................................ 240 kg (530 lb) approximate
4. Remove cap screw (C) and lock washer (B) to remove
control valve (A).
5. Repair or replace parts as necessary.
6. Tighten cap screws (C).
Mounting Bracket-to-Valve Housing Cap Screw--Specification
Torque ......................................................................... 205 Nm (150 lb-ft)
7. Tighten the split flange fitting-to-housing M10 and M12
cap screws.
Split Flange Fitting-to-Housing M10 Cap Screw--Specification
Torque ............................................................................. 64 Nm (47 lb-ft)
Split Flange Fitting-to-Housing M12 Cap Screw--Specification
Torque ........................................................................... 108 Nm (80 lb-ft)
A--Control Valve
B--Lock Washer
C--Cap Screw
TX,33,UU4002
1921SEP987/8
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